The song "Just Another Day" by Jan Terri is about the singer's love for someone and how they can't imagine life without them. The lyrics express the feeling of longing for the person and how their presence brings happiness and joy to the singer's life. The song also conveys the idea that the love and connection with this person is essential to the singer's well-being, as they are described as the "heart and soul" of the singer. The lyrics express a sense of urgency and need for the person, emphasizing that they are constantly on the singer's mind and that life without them feels empty. The repetition of the phrase "just another day without you baby" reinforces the idea of the person being an integral part of the singer's life and the impact their absence has. Overall, the song conveys a deep love and longing for someone and the feeling of not being able to imagine life without them. The emotional lyrics and heartfelt delivery by Jan Terri make "Just Another Day" a powerful and relatable song about love and the importance of a significant other in one's life.